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Restore smooth, reliable blade operation with this high-quality deck spindle assembly for Bad Boy mowers. Designed to replace worn or damaged spindles, this unit fits a wide range of CZT, ZT, Pup, and Lightning mower models — from 48" up to 72" deck sizes.
Whether you're maintaining a commercial fleet or upgrading your personal mower, this OEM-grade spindle offers a direct fit, durable construction, and long-lasting performance.
037-6015-00
037-6015-50
037601500
037601550
CZT Series – with 48", 52", 54", and 60" decks
ZT Series – with 50" and 60" decks
Pup Series – with 48" to 72" decks
Pup Lightning Series – with 48" to 72" decks
Outlaw XP – 2015–2016 models with 61" or 72" decks
OEM-grade quality – Engineered for durability and performance
Pre-greased bearings – Ready to install out of the box
Heavy-duty construction – Withstands high blade speeds and tough mowing conditions
Bolt-on fitment – Designed to match OEM spindle spacing and specs
Mounting: 4-bolt pattern
Shaft: Splined
Includes pulley mount and housing (blade bolt sold separately)
Confirm spindle part numbers or dimensions before ordering
Brand new, high-quality replacement part
Packaged securely and ships fast
Blade set (match your deck size: 48", 54", 60", or 72")
Deck belt for complete performance restoration
Spindle bolt kit or mounting hardware
Mower maintenance pack (filters, oil, spark plugs)